def _makeSharedShape(obj, name, shapeType):
'''
shapeType should be either 'sharedShape' or 'kinematicSwitch'
Returns a string of the shape, ex 'Foot_L|sharedShape' (to bypass pymel warnings)
'''
shape = cmds.createNode( 'nurbsCurve', p=obj.longName() )
# 2017 added a bunch of keyable attrs so get rid of them if possible.
for attr in cmds.listAttr(shape, k=True):
try:
cmds.setAttr(shape + '.' + attr, k=False, l=True)
except Exception as e: # noqa
#print( e )
pass
# Make it a valid curve so it doesn't get deleted during optimize scene
# but lock and hide it.
mel.eval('''setAttr "%s.cc" -type "nurbsCurve"
1 1 0 no 3
2 0 1
2
0 0 0
0 0 0
;''' % shape )
setAttr(shape + '.visibility', False, l=True) # noqa
addAttr(shape, ln=core.shape.sharedShapeTag, at='message')
cmds.addAttr( shape, ln=shapeType, at='message' )
cmds.rename( shape, name )
return obj.longName() + '|' + name
def existingGroups():
''' Returns a list of names, or an empty list if the visNode doesn't exist (or is empty).
'''
shapeNode = get(create=False)
if not shapeNode:
return []
groups = cmds.listAttr(shapeNode, ud=True, s=True)
if not groups:
groups = []
return groups
def existingGroups():
'''
.. todo::
make a real check for if main exists
'''
if not objExists('|main'):
return []
shape = get()
groups = cmds.listAttr( shape, ud=True, s=True )
if not groups:
groups = []
return groups
def existingGroups():
'''
.. todo::
make a real check for if main exists
'''
shape = get()
if not shape:
return []
groups = cmds.listAttr(shape, ud=True, s=True)
if not groups:
groups = []
return groups
def getSwitcherPlug(obj):
'''
Will return either a string like "Arm_L_FKIK_SWITCH" or empty string if no
switcher is found.
Can't use pymel to avoid warnings of invalid node (nurbs with no cvs).
This also means listRelatives returns None instead of []. Lame.
'''
shapes = cmds.listRelatives(str(obj), type='nurbsCurve', f=True)
if shapes:
for shape in shapes:
# Check for new style switch first
if cmds.objExists(shape + '.IkSwitch'):
return shape + '.IkSwitch'
# Fallback to old style switch
if cmds.objExists(shape + '.kinematicSwitch'):
attr = cmds.listAttr(shape, ud=1, st='*_Switch')
return cmds.ls(shape, l=False)[0] + '.' + attr[0] # noqa
return ''
